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Warn users that changing the store format also changes the built-in _id property and elementID #1855

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Oct 11, 2024
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Warn users that changing the store format also changes the built-in _id property and elementID #1855

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Warn users that changing the store format also changes the built-in _…
renetapopova Oct 10, 2024
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update the note
renetapopova Oct 10, 2024
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6 changes: 6 additions & 0 deletions modules/ROOT/pages/database-internals/store-formats.adoc
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Expand Up @@ -118,6 +118,12 @@ CREATE DATABASE blockdb OPTIONS {storeFormat: 'block'}
Starting from 5.23, `block` format is the preferred format for Enterprise Edition due to its superior performance and scalability.
Therefore, migrating all databases to `block` format is recommended to ensure optimal performance.

[NOTE]
====
Be aware that changing the store format changes the built-in _id property and elementID of nodes and relationships.
This is because _id represents the elements physical location in the store file.
====

Changing the store format is an IO-intensive offline operation, which re-writes all data in the new format.
Therefore, it requires that:

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